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/**
* Copyright 2010 JogAmp Community. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification, are
* permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY JogAmp Community ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
* FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL JogAmp Community OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* The views and conclusions contained in the software and documentation are those of the
* authors and should not be interpreted as representing official policies, either expressed
* or implied, of JogAmp Community.
*/
package com.jogamp.common.util;
import java.util.*;
import java.io.BufferedInputStream;
import java.io.BufferedOutputStream;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.OutputStream;
import java.net.URL;
import java.nio.ByteBuffer;
import org.junit.Assert;
import org.junit.Before;
import org.junit.BeforeClass;
import org.junit.AfterClass;
import org.junit.Test;
import com.jogamp.common.os.MachineDescription;
import com.jogamp.common.os.Platform;
import com.jogamp.junit.util.JunitTracer;
public class TestIOUtil01 extends JunitTracer {
static final MachineDescription machine = Platform.getMachineDescription();
static final int tsz = machine.pageSizeInBytes() + machine.pageSizeInBytes() / 2 ;
static final byte[] orig = new byte[tsz];
static final String tfilename = "./test.bin" ;
@BeforeClass
public static void setup() throws IOException {
final File tfile = new File(tfilename);
final OutputStream tout = new BufferedOutputStream(new FileOutputStream(tfile));
for(int i=0; i<tsz; i++) {
final byte b = (byte) (i%256);
orig[i] = b;
tout.write(b);
}
tout.close();
}
@Test
public void testCopyStream01Array() throws IOException {
URL url = IOUtil.getResource(this.getClass(), tfilename);
Assert.assertNotNull(url);
final byte[] bb = IOUtil.copyStream2ByteArray( new BufferedInputStream( url.openStream() ) );
Assert.assertEquals("Byte number not equal orig vs array", orig.length, bb.length);
Assert.assertTrue("Bytes not equal orig vs array", Arrays.equals(orig, bb));
}
@Test
public void testCopyStream02Buffer() throws IOException {
URL url = IOUtil.getResource(this.getClass(), tfilename);
Assert.assertNotNull(url);
final ByteBuffer bb = IOUtil.copyStream2ByteBuffer( new BufferedInputStream( url.openStream() ) );
Assert.assertEquals("Byte number not equal orig vs buffer", orig.length, bb.limit());
int i;
for(i=tsz-1; i>=0 && orig[i]==bb.get(i); i--) ;
Assert.assertTrue("Bytes not equal orig vs array", 0>i);
}
@Test
public void testCopyStream03Buffer() throws IOException {
final String tfilename2 = "./test2.bin" ;
URL url1 = IOUtil.getResource(this.getClass(), tfilename);
Assert.assertNotNull(url1);
File file2 = new File(tfilename2);
IOUtil.copyURL2File(url1, file2);
URL url2 = IOUtil.getResource(this.getClass(), tfilename2);
Assert.assertNotNull(url2);
final ByteBuffer bb = IOUtil.copyStream2ByteBuffer( new BufferedInputStream( url2.openStream() ) );
Assert.assertEquals("Byte number not equal orig vs buffer", orig.length, bb.limit());
int i;
for(i=tsz-1; i>=0 && orig[i]==bb.get(i); i--) ;
Assert.assertTrue("Bytes not equal orig vs array", 0>i);
}
public static void main(String args[]) throws IOException {
String tstname = TestIOUtil01.class.getName();
org.junit.runner.JUnitCore.main(tstname);
}
}
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